HIGH7.5
steps/mail/sendmail.inc in Roundcube before 1.1.7 and 1.2.x before 1.2.3, when no SMTP server is configured and the sendmail program is enabled, does not properly restrict the use of custom envelope-from addresses on the sendmail command line, which allows remote authenticated users to execute arbitrary code via a modified HTTP request that sends a crafted e-mail message.
CVSS 2.0MEDIUM 6.0
CVSS:2.0/AV:N/AC:M/Au:S/C:P/I:P/A:PCVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HReferences
- http://www.openwall.com/lists/oss-security/2016/12/08/10
- http://www.securityfocus.com/bid/94858
- https://blog.ripstech.com/2016/roundcube-command-execution-via-email/
- https://roundcube.net/news/2016/11/28/updates-1.2.3-and-1.1.7-released
- https://security.gentoo.org/glsa/201612-44
- http://www.openwall.com/lists/oss-security/2016/12/08/10
- http://www.securityfocus.com/bid/94858
- https://blog.ripstech.com/2016/roundcube-command-execution-via-email/
- https://roundcube.net/news/2016/11/28/updates-1.2.3-and-1.1.7-released
- https://security.gentoo.org/glsa/201612-44